6″180° emergency shut-off valve, with the main body made of aluminum alloy casting and a hard anodized surface treatment, featuring an external cylinder design. It is installed at the bottom of the tank truck and can be directly connected to thepipeline, serving as a key safety component for the tank truck. The valve body is equipped with a breakaway groove that allows for emergency separation under external force, ensuring no leakage of the tank's contents and guaranteeing the safe transport of the tank truck. The product complies with QC/T932-2018 and GB18564.1-2019 standards.